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leva [86]
3 years ago
9

I need help this is homework that’s due today and I am very confused

Mathematics
1 answer:
AnnyKZ [126]3 years ago
5 0
Th awnser is 19 because the area of is 19
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Simplify: (5x2 - 3x - 4)(3x - 7) A. 15x3 - 44x2 + 9x - 28 B. 15x3 - 44x2 + 9x + 28 C. 15x3 + 26x2 - 33x - 28 D. 15x3 - 26x2 - 33
pochemuha

Answer:

A. 15x^3 -44x^2 +9x +28

Step-by-step explanation:

(5x^2 -3x -4)(3x - 7)

first, distribute by multiplying the terms in each parenthesis with each other:

(5x^2 * 3x) - (3x * 3x) - (4 * 3x) - (5x^2 * 7) + (3x * 7) + (4 * 7)

simplify:

15x^3 -35x^2 -9x^2 +21x -12x +28

Now combine like terms:

15x^3 -44x^2 +9x +28

8 0
3 years ago
HELP PLEEEEEEEEEEASE ITS THE LAST QUESTION ON MY TEST ILL DO ANYTHING
sleet_krkn [62]

Answer:

b

Step-by-step explanation:

3 0
3 years ago
Raj, Amit, Parul, and Lara were asked to find the volume of the following cones.
vlabodo [156]

Answer:

Option C is correct Parul is closest to 9 pi centimeters cubed!!!

Have a Great Day!!!!

5 0
3 years ago
Read 2 more answers
Please help me please help help me help please
notsponge [240]

Answer:

An equation of a line is written in the form y=mx+b. ”m” is the slope and ”b” is the y-intercept. So, substituting the values, the equation is y=-4x+1.

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7 0
3 years ago
Three more than twice a number is nine
denis23 [38]
Answer:

2x + 3 = 9

Step-by-step explanation:

Three more than twice a number is nine

Twice a number would be 2x
where x is the number

Three more would be + 3

And is means equal sign or “=“
6 0
3 years ago
Read 2 more answers
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